摘要
古树名木是重要的森林资源和旅游资源。笔者对广州市花都区古树名木资源与区系特征进行调查分析,结果显示:花都区已挂牌保护的古树名木现存554株(含格木古树群1个),其中,三级古树553株、名木1株;资源量较为丰富,隶属17科20属23种,以被子植物为主,格木(Erythrophleum fordii Oliv.)、细叶榕(Ficus microcarpa L.f.)分别有273株、221株,共占全区古树名木总量的89.17%.全区古树名木科、属的热带分布型占优势地位,分别占总科数的82.35%和总属数的90.00%;部分植物在科分类上具有较古老的成分。花都区古树名木的立地场所可划分为4种类型:村落、机关企业庭院、景区、道路。其中,以村落分布数量最多(占92.24%)。此次调查可为花都区古树名木的保护、养护复壮及开发利用提供技术支持。
The ancient and famous trees are considered as important forestry and tourism resources. Resources and floristic characteristics of the ancient and famous trees in Huadu district were investigated. Results showed that the number of ancient and famous trees under protection in Huadu district was 554,including 553 ancient trees and 1 famous tree,while most species except Pinus massoniana Lamb. were gymnosperms. These trees belonged to 23 species,20 genera and 17 families,including 273 trees of Erythrophleum fordii Oliv. and 221 trees of Ficus microcarpa L. f.,accounting for 89. 17%of the total amount. Moreover,the dominant floristic characteristics of the investigated trees were tropical distribution,including 82. 35% of total families and 90. 00% of total genera. Some ancient tree species were also observed. The ancient and famous trees in Huadu district were mainly located in villages,accounting for 92. 24% of total trees,while others were in courtyards of institutions and enterprises,scenic spots or by the roads. This investigation could provide technical support for conservation,rejuvenation and utilization of these trees.
出处
《山西林业科技》
2016年第3期9-13,共5页
Shanxi Forestry Science and Technology
基金
广东省科技计划项目(2011B020401009)
关键词
古树名木
资源量
区系特征
保护与利用
花都区
Ancient and famous trees
Resources
Floristic characteristics
Protection and utilization
Huadu district
